The radius of a solid iron sphere is 8 cm. Eight rings of iron plate of external radius `6 2/3` cm and thickness 3 cm are made by melting this sphere. Find the internal diameter of each ring.

The radius of a solid iron sphere is 8cm. Eight rings of iron plate of external radius cm and thickness 3cm are made by melting this sphere.Find the internal diameter of each ring,

A hollow sphere of external radius 5 cm and of same thickness is made by melting a solid sphere of radius 4cm , then what will be the thickness of the hollow sphere

Threee metallic cones of radius 2cm and height 9 cm are melted and recast in to a solid sphere. Find the radius of the sphere.

Threee metallic cones of radius 2cm and height 9 cm are melted and recast in to a solid sphere. Find the radius of the sphere.

A solid metallic cone of radius 2 cm and height 8 cm is melted into a sphere. Find the radius of sphere.

A solid metallic cone of radius 2 cm and height 8 cm is melted into a sphere. Find the radius of sphere.

How many solid spherical balls of radius 2cm can be made by melting a solid sphere of 8cm?

The external radius of a hollow sphere of thickness 1 cm, made of lead - plate is 6 cm If a solid right circular rod of radius 2 cm is made by melting this hollow sphere , then what will be the length of the rod ?

A solid metallic sphere of radius 5.6 cm is melted and solid cones each of radius 2.8 cm and height 3.2 cm are made. Find the number of such cones formed.

A solid metallic sphere of radius 5.6 cm is melted and solid cones each of radius 2.8 cm and height 3.2 cm are made. Find the number of such cones formed.